thoughtless
[adjective]
Synonyms: inconsiderate, impolite, insensitive, rude, selfish, tactless, uncaring, undiplomatic, unkind

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Antonyms: thoughtful
Contrasted words: mindful
Related Words: discourteous, impolite, rude, selfish

[TahlilGaran] English Synonym Dictionary ▲

thought‧less /ˈθɔːtləs $ ˈθɒːt-/ adjective
[Word Family: noun: thought, thoughtfulness ≠ thoughtlessness; adverb: thoughtfully ≠ thoughtlessly; adjective: thoughtful ≠ thoughtless]
not thinking about the needs and feelings of other people, especially because you are thinking about what you want Antonym : thoughtful:
a selfish and thoughtless man
it is thoughtless of somebody to do something
It was thoughtless of her not to tell you where she was going.
—thoughtlessly adverb
—thoughtlessness noun [uncountable]

[TahlilGaran] Dictionary of Contemporary English ▲